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Books Books 1 - 2 of 2 on These bodies are obtained by fusing with caustic alkalis the disulphonic acids which....  
" These bodies are obtained by fusing with caustic alkalis the disulphonic acids which are obtained by sulphonation of anthraquinone. Commercial alizarin often contains one or both of these bodies, since the anthraquinone sulphonic acid used for the manufacture... "
Artificial Dye-stuffs: Their Nature, Manufacture, and Uses - Page 82
by Albert R. J. Ramsey, Hubert Claude Weston - 1917 - 212 pages
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Industrial and manufacturing chemistry ...: a practical treatise ...

Geoffrey Martin - Science - 1913
...alizarin often contains one or both of these bodies, since the anthraquinone sulphonic acid used for the manufacture of alizarin often contains a certain amount of the disulphonic acids. Both these trioxyanthraquinones dye alumina-mordanted cotton red shades. A third trioxyanthraquinone,...
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Industrial and Manufacturing Chemistry ...: Organic ...

Geoffrey Martin - Chemistry - 1920
...alizarin often contains one or both of these bodies, since the anthraquinone sulphonic acid used for the manufacture of alizarin often contains a certain amount of the disulphonic acids. Both these trioxyanthraquinones dye alumina-mordanted cotton red shades. A third trioxyanthraquinone,...
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